The Mayhew Tools ProPneumatic Pin/Drift Punch Set, No. 32040, includes five 3" long pins from 1/4" to 1/2" in width. Constructed of shock-resistant alloy steel that is fully hardened and tempered, the tools are designed to easily remove rusted bolts and pins. Each of the punches of a 0.401 Turn Type Parker Shank, are made of the USA and are backed by a lifetime warranty. The black oxide finish helps prevent corrosion and rust for long-lasting durability. For convenience and accessiblity, the tools are packaged in a self-contained, reusable storage tray that fits most toolboxes.